Rasterizer: Abstract duplicated stencil code into a lambda.

master
Subv 2015-08-20 10:31:39 +07:00
parent 46f660a789
commit e74825e3d0
1 changed files with 9 additions and 6 deletions

@ -791,6 +791,12 @@ static void ProcessTriangleInternal(const Shader::OutputVertex& v0,
}
u8 old_stencil = 0;
auto UpdateStencil = [stencil_test, x, y, &old_stencil](Pica::Regs::StencilAction action) {
u8 new_stencil = PerformStencilAction(action, old_stencil, stencil_test.reference_value);
SetStencil(x >> 4, y >> 4, (new_stencil & stencil_test.write_mask) | (old_stencil & ~stencil_test.write_mask));
};
if (stencil_action_enable) {
old_stencil = GetStencil(x >> 4, y >> 4);
u8 dest = old_stencil & stencil_test.input_mask;
@ -832,8 +838,7 @@ static void ProcessTriangleInternal(const Shader::OutputVertex& v0,
}
if (!pass) {
u8 new_stencil = PerformStencilAction(stencil_test.action_stencil_fail, old_stencil, stencil_test.reference_value);
SetStencil(x >> 4, y >> 4, (new_stencil & stencil_test.write_mask) | (old_stencil & ~stencil_test.write_mask));
UpdateStencil(stencil_test.action_stencil_fail);
continue;
}
}
@ -884,8 +889,7 @@ static void ProcessTriangleInternal(const Shader::OutputVertex& v0,
if (!pass) {
if (stencil_action_enable) {
u8 new_stencil = PerformStencilAction(stencil_test.action_depth_fail, old_stencil, stencil_test.reference_value);
SetStencil(x >> 4, y >> 4, (new_stencil & stencil_test.write_mask) | (old_stencil & ~stencil_test.write_mask));
UpdateStencil(stencil_test.action_depth_fail);
}
continue;
}
@ -895,8 +899,7 @@ static void ProcessTriangleInternal(const Shader::OutputVertex& v0,
if (stencil_action_enable) {
// TODO: What happens if stencil testing is enabled, but depth testing is not? Will stencil get updated anyway?
u8 new_stencil = PerformStencilAction(stencil_test.action_depth_pass, old_stencil, stencil_test.reference_value);
SetStencil(x >> 4, y >> 4, (new_stencil & stencil_test.write_mask) | (old_stencil & ~stencil_test.write_mask));
UpdateStencil(stencil_test.action_depth_pass);
}
}